Open-source alternatives to Gixy

Bearer is a static analysis security testing tool and privacy compliance auditor. It identifies security vulnerabilities, hard-coded secrets, and privacy risks in source code through static analysis and data flow tracing. The tool distinguishes itself by tracking the movement of sensitive data through code to identify leaks and by mapping personal and health-related information flows to generate evidence for privacy impact assessments. It also provides differential scanning for pull requests and uses fingerprint-based suppression to exclude known false positives from reports. The platform co

Pyre is a high-performance static type checker and analysis tool for Python. It identifies type errors and ensures type safety without executing the program, utilizing a static type inference engine to maintain consistency across functions. The project is distinguished by an incremental type analysis engine that operates as a background daemon. This system monitors filesystem changes to re-validate only modified parts of a project, reducing the time required for repeated analysis. It also includes a static analysis security tool that uses taint analysis to track untrusted data flows and ident

ModSecurity is an open-source web application firewall and security engine. It functions as an HTTP traffic inspector and intrusion detection system that filters incoming web requests and responses against a set of security rules to block threats and prevent attacks on web servers. The project provides a modular framework for implementing restrictive security policies and custom filtering logic. It identifies and blocks common injection attacks, such as cross-site scripting and SQL injection, while hardening web applications to reduce their overall attack surface. Its broader capabilities in

JSHint is a JavaScript static analysis tool and linter designed to detect errors and enforce coding standards. It functions as a syntax validator that scans source code to identify potential logic problems and programming mistakes before the code is executed. The tool provides a command line interface for analyzing files and directories. It supports the export of analysis results into standardized formats such as Checkstyle for integration with external build tools. Analysis is managed through a system of linting rule management and environment global configuration. This includes the ability

PMD is a multi-language static code analyzer used to identify programming flaws, unused variables, and dead code without executing the program. It functions as a code smell detector and coding standard enforcer, ensuring source code adheres to specific naming conventions, structural requirements, and project style guides. The project features an XPath-based rule engine that allows users to define custom analysis patterns using queries against an abstract syntax tree. It also includes a copy-paste detector to identify duplicated code blocks across multiple files and a visual rule designer for

nodejsscan is a static analysis security tool and vulnerability detection engine designed to scan Node.js source code for security flaws and common coding vulnerabilities. It functions as a static application security testing tool that analyzes code without executing the program. The tool operates as a security linter that can be integrated into continuous integration pipelines to block insecure code from merging into main branches. It automates the auditing process through rule-based detection and pattern-based static analysis. The project provides capabilities for vulnerability alert autom

The automated security helper is a command-line utility designed to orchestrate multiple security analysis tools into a unified, configuration-driven workflow. It functions as a central engine that executes static application security testing and infrastructure scans, aggregating diverse tool outputs into a standardized, machine-readable format to ensure consistent vulnerability detection across development lifecycles. The tool distinguishes itself through a modular plugin architecture that allows for the integration of custom or proprietary scanners, alongside an external intelligence layer

tfsec is a static analysis tool and security scanner for infrastructure as code, specifically designed to detect misconfigurations and compliance violations in Terraform and cloud infrastructure definitions before deployment. It functions as a cloud security policy engine that identifies vulnerabilities across multiple cloud platforms. The tool provides capabilities for cloud compliance auditing and scanning of Cloud Development Kit code. It supports custom security policy enforcement and allows for the definition of organization-specific security requirements. The scanner includes features

This project provides a collection of optimized configuration boilerplates and templates for Nginx web servers. Its primary purpose is to provide a standardized foundation for server performance tuning, security hardening, and the deployment of virtual hosts. The suite includes specific directives to mask server identity, protect sensitive system files, and secure communication. It also features predefined templates for managing multiple secure and non-secure website hosts using a modular directory structure. Broadly, the project covers server resource tuning through worker process adjustmen

Hadolint is a Dockerfile linter and Haskell-based static analysis tool. It analyzes container image configuration files against a set of rules to ensure valid syntax and adherence to best practices. The tool functions as a wrapper for shell checkers to inspect inline shell commands and scripts within build instructions, identifying scripting errors and bugs. It also includes security auditing capabilities to warn when images are pulled from registries not explicitly listed as trusted. The analysis engine covers quality assurance through label schema validation, syntax pattern verification, a

Agent-skills is a collection of structured instructions and behavioral personas designed to standardize how AI coding agents perform engineering tasks. It functions as a workflow orchestrator that maps natural language intent to repeatable technical sequences and verification checklists. The project distinguishes itself through the use of specialized markdown-defined roles, such as security auditors or test engineers, to apply targeted domain expertise. It employs an evidence-based verification model that requires runtime data or passing tests as mandatory exit criteria to ensure AI-generated

HCL is a configuration language implementation designed for parsing, evaluating, and encoding structured settings through the use of blocks and attributes. It functions as a configuration AST parser and a schema-based decoder that maps attributes and blocks to internal data structures using predefined rules. The project includes an expression evaluation engine that resolves dynamic values and cross-references through multi-phase processing of variables and functions. It also provides a configuration file formatter to standardize the layout and indentation of source code for consistent visual

Checkov is a static analysis tool and security scanner designed to identify misconfigurations in infrastructure as code, container images, and Kubernetes configurations. It functions as a cloud security posture tool, an SCA vulnerability scanner, and a secret scanning utility to prevent security breaches and version control leaks. The project distinguishes itself through deep graph analysis and variable resolution, allowing it to map relationships between interconnected resources and evaluate the final state of infrastructure attributes. It provides extensibility for defining custom security

Web-check is a self-hosted diagnostic platform designed to perform comprehensive technical reconnaissance and security audits on web domains. It functions as a network scanner that inspects infrastructure by querying IP addresses, DNS records, SSL certificate chains, and server headers to identify potential misconfigurations or vulnerabilities. The platform is built to run within private infrastructure, ensuring that site investigations remain independent of external tracking or third-party data logging. By utilizing server-side request proxying, the tool bypasses client-side security restric

shhgit is a static analysis security tool and secret detection scanner designed to identify leaked credentials, API tokens, and private keys. It functions as a security auditor for version control systems, analyzing both local files and remote repositories across platforms including GitHub, GitLab, and Bitbucket. The tool utilizes a detection engine based on signature-matching, custom regular expressions, and entropy checks to locate sensitive data. It allows for the use of custom search signatures and queries to identify non-standard secrets that may not be covered by predefined patterns. T

gosec is a static analysis security tool designed to scan Go source code for vulnerabilities and common coding flaws. It functions as a security analyzer that inspects the abstract syntax tree to identify insecure function calls, API usage, and potential security risks. The tool distinguishes itself by mapping detected vulnerabilities to Common Weakness Enumeration identifiers for standardized reporting and integrating with external AI models to suggest code fixes for identified issues. Its capabilities cover the detection of injection vulnerabilities, hardcoded credentials, weak cryptograph

Terrascan is a static analysis tool designed to evaluate infrastructure-as-code configuration files for security vulnerabilities and compliance violations. By parsing these files into an intermediate representation, it identifies risks before cloud resources are provisioned, serving as a compliance auditor for cloud-native environments. The tool functions as a policy-as-code engine, allowing users to define and enforce custom security rules and industry benchmarks using a specialized query language. It distinguishes itself through its ability to integrate directly into development and deploym

Terrascan is an infrastructure as code security scanner and cloud configuration auditor designed to detect security violations and compliance risks in cloud templates and Dockerfiles before provisioning. It utilizes the Open Policy Agent to evaluate infrastructure templates against both standard security policies and custom organizational rules. The project functions as a security guardrail within build pipelines, blocking risky deployments by integrating scanning logic directly into CI/CD workflows. It also includes a container registry vulnerability scanner that collects vulnerability data

Bandit is a static analysis security testing tool and vulnerability detection scanner for Python source code. It functions as a security-focused linter and static analyzer that identifies common vulnerabilities and architectural flaws without executing the program. The tool utilizes an abstract syntax tree to analyze code patterns and identifies risky function calls or insecure configurations. It employs a plugin-based rule engine to decouple scanning logic from individual security checks and supports configuration-driven filtering to exclude specific files or ignore certain warnings. The sy

This project is a static analysis tool and linter for Ruby on Rails designed to identify architectural smells and violations of best practices. It serves as a code quality linter, architectural auditor, security scanner, and performance analyzer for Rails applications. The tool evaluates the separation of concerns between controllers, models, and view templates to reduce technical debt. It identifies suboptimal coding patterns and enforces stylistic consistency, while specifically scanning for security vulnerabilities such as unprotected mass assignment in models. The analysis surface covers

tfsec is a static analysis tool and security scanner for Terraform configuration files. It functions as an infrastructure as code security scanner and compliance linter designed to detect misconfigurations and vulnerabilities across multiple cloud providers before resources are deployed. The tool identifies security risks by analyzing infrastructure code and variable files to evaluate the final state of the environment. It supports custom policy enforcement and allows for the suppression of specific security warnings through inline comments. Its capabilities cover cloud security posture mana

Homebrew is a command-line package management tool designed to automate the installation, configuration, and maintenance of software on local development environments. It functions as a cross-platform software distributor, enabling users to install tools from pre-compiled binary archives or source code without requiring administrative privileges. By managing complex dependency trees and versioning, it ensures that software remains consistent and compatible across different system architectures. The project distinguishes itself through a declarative approach to system configuration, allowing u

Trufflehog is a security tool designed to continuously monitor code repositories and cloud environments to detect, verify, and remediate exposed sensitive credentials and API keys. It functions as a comprehensive secret scanning engine that integrates directly into deployment pipelines and version control systems to intercept sensitive data before it is committed or pushed. By utilizing read-only operations and volatile memory processing, the system ensures that discovered credentials are never stored persistently, maintaining strict data privacy throughout the scanning lifecycle. The platfor

Beats is a collection of lightweight, modular agents designed to gather, process, and forward operational telemetry from distributed infrastructure to centralized storage and analysis platforms. These agents function as a distributed data transport layer, decoupling the collection of logs, metrics, and network events from their final delivery destination. By maintaining local state and managing data flow, the system ensures reliable transmission of information across heterogeneous environments. The project distinguishes itself through a modular pipeline architecture that allows for the assemb

Gitleaks is a security scanning engine designed to identify hardcoded credentials, API keys, and other sensitive information within version control systems and local file structures. It functions as a static analysis tool that automates the detection of secrets, helping to prevent the accidental exposure of sensitive data during the development lifecycle. The tool distinguishes itself through its ability to perform deep forensic analysis of git history, allowing users to audit entire project timelines or enforce security gates within continuous integration pipelines. It supports complex detec

This is an Ansible collection that automates security hardening for Linux operating systems, databases, web servers, and SSH services. It provides a declarative, modular architecture that enforces idempotent security configurations, ensuring that each task only applies changes when the current system state deviates from the desired security baseline. The collection organizes security configurations into reusable Ansible roles, each targeting a specific system component. It includes roles for hardening OpenSSH with key-only authentication and disabled root login, securing MySQL and MariaDB ins